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Declared
Official portrait of Mark Duffy
Photo: Houses of the Oireachtas

Politician · Senator · 27th Seanad

Mark Duffy

Fine Gael

Constituency / panel
Labour Panel
Membership
2025-01-29 → current
Committees
4 current — Joint Committee on Climate, Environment and Energy; Joint Committee on Transport; …
10
Declared items
2
CRO-matched interests
0
Awards to declared companies
173
Lobbying returns
Reports for 2017–2025 (party) and 2020–2022 (members)
0
SIPO donation records
185 of 221 divisions
84%
Vote participation

Lobbying returns

Returns filed on the Register of Lobbying, newest first, with the policy area and intended results as the lobbyist published them.

Register of Lobbying2026-09-21

Lobbying return by Liquid Gas Ireland

Energy and Natural Resources
Intended results

Correspondence with members of the Oireachtas in relation to Liquid Gas Ireland’s pre-Budget submission, seeking political support for measures that recognise the needs of off-natural-gas-grid consumers and support rural homes and businesses in accessing practical, affordable…

Derived link · Matched by name with added legal form

Published name "Liquid Gas Ireland" has no legal form. "LIQUID GAS IRELAND COMPANY LIMITED BY GUARANTEE" (CRO 89632) is the only CRO company with that name plus any legal form (Limited, DAC, UC, CLG, PLC or Teoranta). Confirm against the CRO record before relying on it.

Register of Lobbying2026-09-21

Lobbying return by Liquid Gas Ireland

Energy and Natural Resources
Intended results

Engagement with members of the Oireachtas in relation to the proposed Renewable Heat Obligation, seeking an update on the planned publication of the bill and highlighting LGI's policy priorities on the same

Derived link · Matched by name with added legal form

Published name "Liquid Gas Ireland" has no legal form. "LIQUID GAS IRELAND COMPANY LIMITED BY GUARANTEE" (CRO 89632) is the only CRO company with that name plus any legal form (Limited, DAC, UC, CLG, PLC or Teoranta). Confirm against the CRO record before relying on it.

Register of Lobbying2026-09-21

Lobbying return by Council of The Bar of Ireland

Justice and Equality
Intended results

Meeting on 10 June (and communications regarding logistics of same) between members of TBOI and and members of the Fine Gael parliamentary party to discuss topics including judicial review, the Civil Reform Bill, Civil Legal Aid and Criminal Legal Aid

Register of Lobbying2026-09-21

Lobbying return by Irish Hotels Federation

Tourism
Intended results

Measures to improve cost competitiveness and avoid any further cost increases::Measures to support increased investment in hotel accommodation::Measures to support growth and development of Irish tourism::Measures to support the viability of hotels, guesthouses and tourism…

Register of Lobbying2026-09-21

Lobbying return by Restaurants Association of Ireland

Taxation
Intended results

Meeting members to discuss the hospitality sector, especially the 9% VAT rate and the impact it will have on food-led businesses and its implentation. Also, discussed were a range of issues impacting businesses which included work permits, cumulative cost increases, labour…

Derived link · Matched by name with added legal form

Published name "Restaurants Association of Ireland" has no legal form. "RESTAURANTS ASSOCIATION OF IRELAND COMPANY LIMITED BY GUARANTEE" (CRO 56224) is the only CRO company with that name plus any legal form (Limited, DAC, UC, CLG, PLC or Teoranta). Confirm against the CRO record before relying on it.

Register of Lobbying2026-09-20

Lobbying return by An Taisce The National Trust for Ireland

Foreign Affairs
Intended results

Call to seek withdrawal by the Government of the bill which was before Seanad Eirean, and call on Senators to reject it in light of concerns on the implications of the Investor State Dispute Settlement clauses and trade agreements it proposes to facilitate ratification of by…

Derived link · Matched by exact company name

Published name "An Taisce The National Trust for Ireland" equals CRO name "AN TAISCE - THE NATIONAL TRUST FOR IRELAND" (CRO 12469) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by Lir Communications Ltd

Energy and Natural Resources
Intended results

Meeting to introduce Enel X and to discuss demand response in Ireland.

Derived link · Matched by exact company name

Published name "Lir Communications Ltd" equals CRO name "LIR COMMUNICATIONS LIMITED" (CRO 765391) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by Irish Funds Industry Association CLG

EU Affairs
Intended results

To discuss the Domestic and EU Legislative Agenda and share key priorities to enhance the competitiveness of the Irish Funds Industry

Derived link · Matched by exact company name

Published name "Irish Funds Industry Association CLG" equals CRO name "IRISH FUNDS INDUSTRY ASSOCIATION COMPANY LIMITED BY GUARANTEE" (CRO 339784) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by Pinnacle Public Affairs Ltd

Health
Intended results

To ensure stakeholders were informed as to the EU Safe Hearts Plan and the need for a new Cardiovascular Health Plan in Ireland

Derived link · Matched by exact company name

Published name "Pinnacle Public Affairs Ltd" equals CRO name "PINNACLE PUBLIC AFFAIRS LIMITED" (CRO 679235) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by DCC Energy plc

Budgetary matters
Intended results

DCC Energy is asking the Government to introduce a targeted 12.5c-per-litre repayment of the non-carbon component of Mineral Oil Tax for RED III-compliant HVO used in qualifying HGV operations as part of Budget 2027.

Derived link · Matched by exact company name

Published name "DCC Energy plc" equals CRO name "DCC ENERGY PUBLIC LIMITED COMPANY" (CRO 54858) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by Green Energy Storage Ireland Ltd

Energy and Natural Resources
Intended results

Outline where the energy storage industry is today in Ireland and what is needed to develop it further

Derived link · Matched by exact company name

Published name "Green Energy Storage Ireland Ltd" equals CRO name "GREEN ENERGY STORAGE IRELAND LIMITED" (CRO 666904) after normalising legal forms such as Ltd = Limited. No other CRO company has this name. Names can be shared, so compare the address and dates on the CRO record.

Register of Lobbying2026-09-18

Lobbying return by Irish Sports Matters Ltd t/a the Federation of Irish Sport

Sports and Recreation
Intended results

To secure consideration in Budget 2027 of the Federation’s proposals for: a €5,000 PAYE exemption for certain payments in amateur sport; recognition of NGB Foundations as eligible bodies for tax-relieved philanthropic donations; increased core funding; and Government research…

Register of Lobbying2026-09-18

Lobbying return by Solid Fuel Merchants Ireland

Environment
Intended results

To secure support for SFMI’s Budget 2027 proposals, including a Joint Fuel Enforcement Taskforce, Solid Fuel Decarbonisation Fund, national retailer registration and compliance database, supports for compliant merchants, measures to address fuel poverty, and a national public…